When you want to bring the steam to your bedroom game by preforming 69 with your partner, on your sides.
Girl 1: Omg I heard he was certified in sideways 69!
Girl 2: yeah he got his training from Vance octane!
Sup girl do u wanna sideways 69 tonight?
Girl 2: yeah he got his training from Vance octane!
Sup girl do u wanna sideways 69 tonight?
by Jenna_Taila May 11, 2020

by Sparkina1967 July 19, 2004

Is when a woman is on her back and a man is on his side horizontally facing her with one of her legs in between his and the other is on his shoulder.
by theonlycaptain September 19, 2009

by dr. perfect at everything November 22, 2011

A way for a situation to become compromised in an extreme and unusual way. Based on the misconception that Chinese women have sideways vaginas.
by Kunthuffer October 19, 2017

A flash sideways is not a flashback, flash-forward or an alternate timeline. It posits what would have happened if one event didn't.
In the ABC Television show Lost, a flash sideways shows what would have happened if Oceanic flight 815 didn't crash on the island but instead landed in Los Angeles.
by babcock69 May 24, 2010

To be redneck and drive your vehicle erraticly (maybe get a ticket) and sending your car/truck sideways. Hence sender-sideways.
by Larry the Unemployed Guy September 26, 2005
